"additional downloads" page: add link to SVG files #739
"additional downloads" page: add link to SVG files #739

of OSMaxx point symbols on GitHub

geometalab/osmaxx-frontend,geometalab/osmaxx,geometalab/osmaxx,geometalab/osmaxx-frontend,geometalab/osmaxx,geometalab/osmaxx,geometalab/osmaxx-frontend,geometalab/osmaxx-frontend